438083440

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{69317}}^1$

素因数の和:69409

約数の個数: 40

約数和(自身を含む): 1031451840

約数和(自身を除く): 593368400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 69317, 138634, 277268, 346585, 554536, 693170, 1109072, 1386340, 2772680, 5476043, 5545360, 10952086, 21904172, 27380215, 43808344, 54760430, 87616688, 109520860, 219041720, 438083440]

約数ペア:

[(1, 438083440), (2, 219041720), (4, 109520860), (5, 87616688), (8, 54760430), (10, 43808344), (16, 27380215), (20, 21904172), (40, 10952086), (79, 5545360), (80, 5476043), (158, 2772680), (316, 1386340), (395, 1109072), (632, 693170), (790, 554536), (1264, 346585), (1580, 277268), (3160, 138634), (6320, 69317)]